Tax Treaty Interpretation Book Launch Seminar

Chloe Burnett SC is a barrister practising in Sydney, Australia.  She specialises in tax law and has appeared in a number of transfer pricing, GAAR and other corporate and international tax cases. She appears for and advises MNEs, private business, family offices, governments, charities and NGOs. She has lectured on an adjunct basis at Sydney University Law School for the last 20 years. Prior to becoming a barrister, Chloe was a solicitor at Allens Linklaters,  She has also worked at Slaughter and May in the UK and Macquarie Bank in Sydney. Chloe has a Bachelor of Law and Bachelor of Commerce degrees from the University of Sydney and a LLM (International Tax Program 2005) from New York University.

Robert J. Danon is a tenured Professor of Law ("Professeur ordinaire") at the University of Lausanne (Switzerland), where he is the Head of its Tax Policy Center and the leader of its research platform dedicated to Tax-Related Disputes and International Arbitration. He also chairs the annual "MAP Day" organized by the University of Lausanne focusing on global developments relating to the mutual Agreement procedure and tax treaty arbitration. He has published, edited or co-edited over 150 articles or books in most areas of domestic, international tax law and investment law. He is a co-editor of the two forthcoming volumes: "Tax Treaty Interpretation under the Vienna Convention on the Law of Treaties" (Danon/Maisto/Martin Jiménez ed.) and "Tax Matters in International Investment Arbitration" (Danon/Wuschka/Ziegler ed.)

From 2017 to 2025 Professor Danon was the Global Chair of the Permanent Scientific Committee (PSC) of the International Fiscal Association (IFA) - the world’s foremost tax association, founded in 1938 and present in 116 countries – and was subsequently appointed as Honorary Member of IFA.

With over 25 years of professional experience in domestic and international taxation, Professor Danon is recognized internationally as combining deep academic insight with extensive practical expertise in resolving complex tax controversies and advising on the evolving global tax landscape.

In 2025, he received for example a Lexology Index Client Choice Award 2026.

MAPs, Expert Opinions, Tax Litigation, and Advisory Work

Professor Danon is as an expert in domestic and international tax controversies. He has provided expert evidence and opinions in numerous high-profile tax treaty and transfer pricing disputes before national and foreign courts and is frequently involved in tax audits, mutual agreement procedures (MAPs) and advance pricing arrangements (APAs) under bilateral tax treaties.

At the national level, Professor Danon's expertise covers all areas of Swiss tax law with a particular emphasis on corporate taxation, restructurings and the taxation of mobile individuals (executives and global families) as well as estate planning vehicles (inter alia trusts and foundations). Moreover, his practice and expertise extend to criminal tax law, administrative and constitutional law.

International Arbitration

A significant part of Professor Danon's professional practice focuses on international arbitration. He is listed as an arbitrator under the mandatory binding arbitration provisions of selected tax treaties. Moreover, Professor Danon is regularly called to give evidence as an expert witness in investment treaty arbitration cases involving bilateral and multilateral investment treaties. He has served as an expert witness in international and comparative tax law in several high-profile arbitration cases under the arbitral rules of the International Centre for Settlement of Investment Disputes (ICSID) and the United Nations Commission on International Trade Law (UNCITRAL).

Tax policy and tax in the boardroom

Beyond litigation and arbitration, Professor Danon plays an active role in tax policy design and reforms. He frequently advises governments, international organizations, and taxpayers on legislative and regulatory developments, contributing both to policy formulation and implementation. For instance, in 2015, he was requested by Switzerland's finance minister to analyze the entire constitutionality of its corporate tax reform designed to comply with the OECD/G20 and EU standards.

He is regularly invited by the OECD to express his views on matters of international tax law and policy. In particular, he has done so on matters such tax controversies and legal certainty, tax treaty issues or the implementation of the global minimum tax (“Pillar Two”).

Finally, Professor Danon provides strategic guidance to business leaders and board of directors regarding the impact of the evolving international tax framework on corporate tax affairs and risks associated thereto.

Professor Danon holds a PhD in Law ("doctorat en droit"), summa cum laude and an LL.M. in International Taxation.

Professor Johann Hattingh is a scholar of international tax law and the history of taxation, Professor of Commercial Law at the University of Cape Town, Advocate of the High Court of South Africa, and President of the International Fiscal Association (IFA) South Africa.
He holds a PhD in Law from the University of Cambridge, where he developed a theory of integrative tax treaty interpretation, as well as LLM degrees from the University of Cape Town and Leiden University. Prior to his academic career, he practised in international tax with PwC.
Since 2003, Professor Hattingh has been affiliated with the International Bureau of Fiscal Documentation (IBFD) in Amsterdam and has served as Chief Editor of the Bulletin for International Taxation since 2019. He is a member of Global IFA’s Permanent Scientific Committee and the International Tax Law Committee of the International Law Association.
He has taught and held visiting appointments at leading institutions, including Cambridge, Leiden, St. Gallen, and Oxford. Author of more than 80 academic publications, his work has been cited by courts in South Africa, Canada, and Switzerland. He has advised the United Nations Economic Commission for Africa, contributed to African Union tax initiatives, and continues to advise public and private sector organisations across the continent.

Dr. Adolfo Martín Jiménez is a Professor of Tax Law at the University of Cádiz (Spain) and the author of several books and over one hundred articles on international and EU tax law.
He has extensive practical experience—including involvement in disputes and arbitrations—in international taxation, EU tax law, and transfer pricing.
Dr. Martín Jiménez frequently serves as a consultant for multinational groups, law firms, governments, and major international organizations in the field of international taxation. 
He currently serves as Chairman of the Permanent Scientific Committee of the International Fiscal Association and was a former Chairman of the European Association of Tax Law Professors.

Guglielmo Maisto founded Maisto e Associati in 1991. He is Honorary President of the International Fiscal Association (IFA).  
He is a Professor of International and Comparative Tax Law at the Università Cattolica di Piacenza, member of the Practice Council of New York University (NYU) Law’s International Tax Program and member of the Board of the American Chamber of Commerce in Italy. In 2023 he was appointed by the Ministry of Economy and Finance as member of the Technical Committee established for the implementation of the Italian Tax Reform. He is one of the independent persons of standing eligible as a member of the Advisory Commission provided for in the EU Directive on Tax Dispute Resolution Mechanisms in the European Union. He was President of the International Fiscal Association (IFA) and member of the Board of Trustees of the International Bureau of Fiscal Documentation (IBFD) in Amsterdam. He acted as a consultant to the Ministry for European Community Affairs and was a member of the EU Joint Transfer Pricing Forum. He is a member of several law societies and of the editorial board of various Italian and foreign tax legal journals. He usually participates as speaker to several annual tax conferences.  

Lawyer, Assistant Professor of Public Economic Law, Tax Law and Public Finance at the Law School of the National and Kapodistrian University of Athens. 
She holds a bachelor’s degree in Law and an LLM in Public Law from the University of Athens Law School and a PhD in International Taxation from the Institute of Advanced Legal Studies, University of London, UK. 
She is the Chair of the Greek IFA Branch. 
Currently, she serves as Legal Counsel to the Governor of the Greek Independent Authority for Public Revenue (IAPR).

Academic Chairman of the IBFD. Full Professor of Tax Law at the University of Salerno. Holder of the Jean Monnet Chair ad Personam in EU Tax Law and Policy at the WU Vienna University of Economic and Business.
Editor-in-chief of the IBFD's World Tax Journal, ITAXS, the IBFD Doctoral Series, and the Global Tax Treaty Commentaries. Co-editor of the Series of International Tax Law (Bloomsbury). He is the editor and author of numerous books, articles and book chapters on international and European tax law.
Honorary Professor at the Ural State Law University (Russia) and at the University of Cape Town (South Africa). Doctor Honoris Causa from the University of Örebro (Sweden).
Secretary General of the European Association of Professors of Tax Law. Co-Chair of the Tax Committee of the International Law Association and member of the Permanent Scientific Committee of the International Fiscal Association.